This delightful and easy soup is just right for those warm summer days.  In the photo below, I have garnished the soup with a  mango and corn salsa but you can top with most anything that strikes your fancy.  I find that thinly cut shallots are delicious with this soup.  Also, this soup is so rich that it works well as a main meal with maybe a bit of bread on the side. Chilled Avocado Cucumber Soup Two chilled ripe avocad...